/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.flink.yarn.entrypoint;

import org.apache.flink.configuration.Configuration;
import org.apache.flink.yarn.configuration.YarnConfigOptions;

import org.junit.jupiter.api.Test;

import static org.assertj.core.api.Assertions.assertThatThrownBy;

/** Tests for {@link YarnJobClusterEntrypoint}. */
class YarnJobClusterEntrypointTest {

    @Test
    void testCreateDispatcherResourceManagerComponentFactoryFailIfUsrLibDirDoesNotExist() {
        final Configuration configuration = new Configuration();
        configuration.set(
                YarnConfigOptions.CLASSPATH_INCLUDE_USER_JAR,
                YarnConfigOptions.UserJarInclusion.DISABLED);
        final YarnJobClusterEntrypoint yarnJobClusterEntrypoint =
                new YarnJobClusterEntrypoint(configuration);
        assertThatThrownBy(
                        () ->
                                yarnJobClusterEntrypoint
                                        .createDispatcherResourceManagerComponentFactory(
                                                configuration))
                .isInstanceOf(IllegalStateException.class)
                .hasMessageContaining("the usrlib directory does not exist.");
    }
}
